51302265

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{313}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 96219648

約数和(自身を除く): 44917383

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 223, 245, 313, 669, 735, 939, 1115, 1561, 1565, 2191, 3345, 4683, 4695, 6573, 7805, 10927, 10955, 15337, 23415, 32781, 32865, 46011, 54635, 69799, 76685, 163905, 209397, 230055, 348995, 488593, 1046985, 1465779, 2442965, 3420151, 7328895, 10260453, 17100755, 51302265]

約数ペア:

[(1, 51302265), (3, 17100755), (5, 10260453), (7, 7328895), (15, 3420151), (21, 2442965), (35, 1465779), (49, 1046985), (105, 488593), (147, 348995), (223, 230055), (245, 209397), (313, 163905), (669, 76685), (735, 69799), (939, 54635), (1115, 46011), (1561, 32865), (1565, 32781), (2191, 23415), (3345, 15337), (4683, 10955), (4695, 10927), (6573, 7805)]